JSVSAL (6-Pack Dimmable MR11 GU10 35mm Mini LED Light Bulbs,4000K Natural White, AC 120V, 3W GU10 Base Spotlight Bulbs Replace 25-35W Small Halogen Bulb for mr11 Track Lighting - Amazon.com
Sylvania LED GU10 Light Bulbs 5w = 50w, 36 deg, 3000k,4000k or 6500k Spotlights | eBay
GU10 LED spot 5 Watt Dimmable 4000K neutral white (replaces 50W)